{"status":"operational","service":"AI Sales Caller API","scheduler":"running","environment_check":{"VAPI_API_KEY":"✅ Set","VAPI_PHONE_NUMBER_ID":"✅ Set","SUPABASE_URL":"✅ Set","SUPABASE_KEY":"✅ Set","VAPI_DEFAULT_ASSISTANT_ID":"✅ Set","SUPABASE_JWT_SECRET":"❌ Missing"},"deployment":"fully automated"}